Drinking vessel



FIG. 1 is a front elevational view of a drinking vessel, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof; the right side elevational view is a mirror image of FIG. 3;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front elevational view of my design showing a lid portion in open position;

FIG. 7 is a right side elevational view of my design showing the lid portion in open position; the left side elevational view is a mirror image thereof; and,

FIG. 8 is a sectional view taken at line 8—8 in FIG. 1. 

The ornamental design for a drinking vessel, as shown and described. 